1489641516 has 84 divisors (see below), whose sum is σ = 4263932904. Its totient is φ = 451396800.

The previous prime is 1489641511. The next prime is 1489641523. The reversal of 1489641516 is 6151469841.

1489641516 is a `hidden beast` number, since 1 + 4 + 8 + 96 + 41 + 516 = 666.

It is not an unprimeable number, because it can be changed into a prime (1489641511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 8856 + ... + 55296.

It is an arithmetic number, because the mean of its divisors is an integer number (50761106).

Almost surely, 2^1489641516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1489641516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2131966452).

1489641516 is an abundant number, since it is smaller than the sum of its proper divisors (2774291388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1489641516 is a wasteful number, since it uses less digits than its factorization.

1489641516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46474 (or 46457 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 1489641516 is about 38595.8743391052. The cubic root of 1489641516 is about 1142.0731527799.

The spelling of 1489641516 in words is "one billion, four hundred eighty-nine million, six hundred forty-one thousand, five hundred sixteen".